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Cheap flights from Portland to Cambodia from $633

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Cambodia departing on 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Cambodia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:42 pm - 6:20 pm
PDX
-
SAI
37h 38m
2 stops
Multiple Airlines Logo
7:10 pm - 10:52 am
SAI
-
PDX
53h 42m
2 stops
$1,201Multiple Airlines
Wed, Sep 30 - Fri, Oct 16
Multiple Airlines Logo
5:53 pm - 6:20 pm
PDX
-
SAI
34h 27m
3 stops
Multiple Airlines Logo
7:10 pm - 1:46 pm
SAI
-
PDX
32h 36m
3 stops
$1,325Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
9:32 pm - 6:20 pm
PDX
-
SAI
30h 48m
3 stops
Multiple Airlines Logo
1:20 pm - 10:33 pm
SAI
-
PDX
24h 13m
3 stops
$1,381Multiple Airlines
Fri, Sep 11 - Mon, Dec 7
Multiple Airlines Logo
9:35 pm - 6:20 pm
PDX
-
SAI
30h 45m
3 stops
Multiple Airlines Logo
9:55 am - 8:31 pm
SAI
-
PDX
25h 36m
3 stops
$1,388Multiple Airlines
Fri, Sep 11 - Mon, Dec 7
Multiple Airlines Logo
9:32 pm - 5:10 pm
PDX
-
SAI
29h 38m
3 stops
Multiple Airlines Logo
6:40 pm - 1:50 pm
SAI
-
PDX
34h 10m
3 stops
$1,396Multiple Airlines
Fri, Sep 11 - Mon, Dec 7
Multiple Airlines Logo
9:32 pm - 6:20 pm
PDX
-
SAI
30h 48m
3 stops
Multiple Airlines Logo
9:40 am - 8:50 pm
SAI
-
PDX
25h 10m
3 stops
$1,406Multiple Airlines
Wed, Sep 30 - Fri, Oct 16
Multiple Airlines Logo
9:32 pm - 6:20 pm
PDX
-
SAI
30h 48m
3 stops
Multiple Airlines Logo
1:20 pm - 9:13 pm
SAI
-
PDX
22h 53m
3 stops
$1,416Multiple Airlines
Fri, Sep 11 - Mon, Dec 7
Multiple Airlines Logo
5:55 pm - 4:55 pm
PDX
-
SAI
33h 00m
3 stops
Multiple Airlines Logo
7:10 pm - 10:52 am
SAI
-
PDX
53h 42m
2 stops
$1,470Multiple Airlines
Wed, Sep 30 - Fri, Oct 16
Multiple Airlines Logo
5:53 pm - 6:20 pm
PDX
-
SAI
34h 27m
3 stops
Multiple Airlines Logo
10:35 pm - 10:09 am
SAI
-
PDX
49h 34m
2 stops
$1,493Multiple Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
7:03 am - 9:40 am
PDX
-
SAI
36h 37m
2 stops
Multiple Airlines Logo
10:30 am - 10:50 am
SAI
-
PDX
38h 20m
2 stops
$1,535Multiple Airlines
Tue, Aug 25 - Tue, Sep 1

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momondo Fare Finder

 
Customize your flight search to find flights from Portland to Cambodia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 28, 2026.
Use the filters below to find and compare flights from Portland to Cambodia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Wed 9/30

2:42 pm-6:20 pm

2 stops37h 38m

Siem Reap–Angkor Intl

Fri 10/16

7:10 pm-10:52 am

2 stops53h 42m

$1,201

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Tue 8/25

5:53 pm-6:20 pm

3 stops34h 27m

Siem Reap–Angkor Intl

Tue 9/1

7:10 pm-1:46 pm

3 stops32h 36m

$1,325

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Fri 9/11

9:32 pm-6:20 pm

3 stops30h 48m

Siem Reap–Angkor Intl

Mon 12/7

1:20 pm-10:33 pm

3 stops24h 13m

$1,381

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Fri 9/11

9:35 pm-6:20 pm

3 stops30h 45m

Siem Reap–Angkor Intl

Mon 12/7

9:55 am-8:31 pm

3 stops25h 36m

$1,388

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Fri 9/11

9:32 pm-5:10 pm

3 stops29h 38m

Siem Reap–Angkor Intl

Mon 12/7

6:40 pm-1:50 pm

3 stops34h 10m

$1,396

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Wed 9/30

9:32 pm-6:20 pm

3 stops30h 48m

Siem Reap–Angkor Intl

Fri 10/16

9:40 am-8:50 pm

3 stops25h 10m

$1,406
Quickest round-trip

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Fri 9/11

9:32 pm-6:20 pm

3 stops30h 48m

Siem Reap–Angkor Intl

Mon 12/7

1:20 pm-9:13 pm

3 stops22h 53m

$1,416

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Wed 9/30

5:55 pm-4:55 pm

3 stops33h 00m

Siem Reap–Angkor Intl

Fri 10/16

7:10 pm-10:52 am

2 stops53h 42m

$1,470

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Tue 8/25

5:53 pm-6:20 pm

3 stops34h 27m

Siem Reap–Angkor Intl

Tue 9/1

10:35 pm-10:09 am

2 stops49h 34m

$1,493

PortlandSiem Reap

PDX - SAI

PDXSAI

Portland

Tue 8/25

7:03 am-9:40 am

2 stops36h 37m

Siem Reap–Angkor Intl

Tue 9/1

10:30 am-10:50 am

2 stops38h 20m

$1,535

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Cambodia from

How to get the cheapest flight ticket from Portland to Cambodia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Cambodia?

In general, September is the cheapest month to fly from Portland to Cambodia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of January is another great option to travel to Cambodia, with average flight prices from Portland averaging around $986.

Cheap Portland to Cambodia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Cambodia

Fastest flight time

30h 48m

Direct flights

None
The fastest flight from Portland to Cambodia takes 30h 48m
There are no direct flights from Portland to Cambodia. There are no popular flight routes from Portland to Cambodia.
Search flight deals

Frequently asked questions about flying from Portland to Cambodia

  • When did momondo last update prices for flights from Portland Airport to Cambodia?

    Prices for flights from Portland Airport to Cambodia were last updated today.

  • How old do you have to be to fly from Portland Airport to Cambodia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Cambodia.

  • What documentation or ID do you need to fly to Cambodia?

    The required travel and health documents for your Cambodia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cambodia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to Cambodia

Compare and see reviews for airlines that fly from Portland to Cambodia with momondo
Airline
Rating
Free Cancellation
Price
China EasternPriceFrom $778Free CancellationRating
7.3
229 reviews
Search China Eastern flights
DeltaPriceFrom $819Free CancellationRating
7.8
8,480 reviews
Search Delta flights
Cathay PacificPriceFrom $972Free CancellationRating
7.6
1,431 reviews
Search Cathay Pacific flights
EVA AirPriceFrom $1,104Free CancellationRating
8.5
1,506 reviews
Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Cambodia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Cambodia. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Cambodia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Cambodia from Portland with this policy.

How can momondo help me find flights from Portland to Cambodia?

momondo provides multiple filters to help you find the best flight to Cambodia from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Cambodia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cambodia from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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